IEEE 339-1972 - IEEE Standard Requirements for Switching-Impulse Voltage Insulation Strength for AC High Voltage Circuit Breakers Rated on a Symmetrical Current Basis (362 kB and Above)
Standard Details
This standard covers requirements for switching-impulse voltage insulation strength for outdoor ac high-voltage circuit breakers having rated maximum voltages of 362 kV and above.
Board Approval
Working Group Details